父类方法扩展

class Animal:
    def __init__(self, name, color):
        self.name=name
        self.color=color
 
    def eat(self):
        print(‘吃‘)
    def drink(self):
        print(‘喝‘)
    def run(self):
        print(‘跑‘)
    def sleep(self):
        print(‘睡‘)

class Dog(Animal):
    def __init__(self, name):
        self.name=name

    def bark(self):
        print(‘%s 在吃东西‘% (self.name))

class xiaotianquan(Dog):
    def bark(self):
        print("神一样的叫唤")
        #使用super()调用父类的方法
        super().bark()
        print("$%%%&*^*")

dog=xiaotianquan("小花")
dog.bark()